Rockville SPG88 Measurements
The speaker was measured outdoors free field on my 10' tall turntable. Mic distance was 2m, SPL has been adjusted to 2.83v/1m level.
Smoothing is 1/48th octave. Measurements are gated at 14ms.
On axis SPL & Frequency Response - Merged to adjusted nearfield bass response below 300hz.
CTA-2034-A Style Spinorama